1·They knew that they would have a market for the end product because local farmers were struggling with chemical fertilizers.
他们知道自己的最终产品会有市场，因为当地农民正在与化肥作斗争。
2·The local farmers were struggling with chemical fertilizers which were expensive and had reduced the natural minerals in the soil over the years.
当地农民正在与价格高昂的化肥作斗争，这些年来化肥减少了土壤中的天然矿物质。
3·They knew that they would have a market for the end product because local farmers were struggling with chemical fertilizers which were expensive.
他们知道自己的制成品会有市场，因为当地农民正苦于化肥太贵的问题
4·The law forbids the use of chemical fertilizers.
法律禁止使用化学肥料。
5·Chemical fertilizers advance the growth of crops.
化肥促进庄稼生长。
6·Chemical fertilizers are only used if judged absolutely necessary.
化学肥料只在绝对必要的情况下使用。
7·Nitrous oxide comes from car exhausts and from chemical fertilizers.
一氧化氮来自汽车废气和化学肥料。
8·And farmers may be too poor to buy chemical fertilizers and pesticides.
而农民可能太穷无力购买化肥和农药。
9·And farmers may be too poor to buy chemical fertilizers and pesticides.
并且，农民们太穷了，买不起肥料和杀虫剂。
10·He also enriched minerals in the soil while reducing chemical fertilizers.
他还增加土壤所含的矿物质，同时减少化学肥料的使用。